2003-2006 GM Vortec 5.3L V8 Truck / SUV Supercharging Systems

The Vortech supercharging system for the 2003-2006 GM Full Size Truck and SUV with the GM VORTEC 5.3L engine will impress you with the obvious attention to detail and fully integrated appearance. Increase your truck's 5.3L GM VORTEC engine's horsepower from 295 to 385 and torque from 335 lb./ft. to 415 lb./ft.